Rectrix
n. 舵羽
🗣️ 情景例句
Me, too. Milk, please.
我也一样。请递给我牛奶。
Don't fly till you wings are feathered.
羽毛未丰不要飞。
and we control it by means of the mud which we circulate down the drill pipe.
我们让泥浆顺着钻杆向下循环，用这种方法来控制压力。